CN220397713U - Ventilating device of clean room - Google Patents

Abstract

The utility model discloses a ventilation device of a clean room, which comprises a ventilation pipe and is characterized in that: the dust removing assembly comprises two limit rods fixedly connected with the inner walls of the top and the bottom of the ventilation pipe, the two limit rods are sleeved with one cleaning brush in a sliding mode, the inner wall of the bottom of the ventilation pipe is rotationally connected with a reciprocating screw rod, the reciprocating screw rod is slidably inserted into the cleaning brush, a lug matched with the reciprocating screw rod is arranged in the cleaning brush, an impeller is coaxially fixed on the outer wall of the top of the reciprocating screw rod, an air inlet of the ventilation pipe is opposite to the impeller, a filter plate is slidably inserted into the bottom of the ventilation pipe, and bristles on the cleaning brush are contacted with the surface of the filter plate.

Description

Ventilating device of clean room

Technical Field

The utility model relates to the technical field of ventilation devices, in particular to a ventilation device for a clean room.

Background

The clean room is a space with good tightness, which is used for controlling parameters such as air cleanliness, temperature, humidity, pressure, noise and the like as required. The development of clean rooms is closely related to modern industry and advanced technology, the clean rooms are quite popular in precision machinery, semiconductors, aerospace, atomic energy and other industries, and the clean rooms are mainly divided into three kinds of airflow distribution non-unidirectional flow clean rooms, unidirectional flow clean rooms and mixed flow clean rooms according to the flowing states of airflows.

Through searching, the utility model of Chinese patent publication No. CN218820914U discloses a ventilation device based on a clean room, which comprises a ventilation pipe, wherein mounting holes are formed in two ends of the bottom of the ventilation pipe, a mounting cylinder is mounted in the mounting holes, a sound-absorbing cotton ring is mounted on the inner wall of the mounting cylinder, a ceiling is mounted at two ends of the bottom of the ventilation pipe, a fixing hole is formed in the ceiling, the bottom end of the mounting cylinder penetrates through the fixing hole and is provided with a limit ring, the limit ring is positioned at the bottom of the ceiling, and a plurality of heating pipes are mounted at the inner top of the ventilation pipe.

The device intercepts miscellaneous dust contained in the air through the filter screen, and along with the increase of the service time, the accumulated dust on the surface of the filter screen can be gradually increased, and if the dust is not cleaned up in time, the air inlet can be blocked, and the load on the fan can be increased.

Disclosure of Invention

The present utility model is directed to a ventilation device for a clean room, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a ventilation device of toilet, includes ventilation pipe, its characterized in that: the dust removal assembly is installed at the ventilation pipe both ends, the dust removal assembly includes two gag levers of ventilation pipe top and bottom inner wall fixed connection, two gag lever post slip cap is equipped with same cleaning brush, ventilation pipe bottom inner wall rotates and is connected with reciprocating screw, reciprocating screw slip grafting is in the middle of the cleaning brush, and cleaning brush inside be provided with the lug of reciprocating screw looks adaptation, reciprocating screw top outer wall coaxial fixed with impeller, the ventilation pipe air inlet is just to the impeller.

Can be with the air current that the air inlet produced runs, can clean the filter plate surface continuously, then be concentrated and collect, avoid miscellaneous dirt accumulation to influence air inlet efficiency, the air current will drive it when passing through the impeller, the impeller drives reciprocal lead screw and rotates, receive the unable pivoted cleaning brush of two gag lever post restriction, can reciprocate from top to bottom under reciprocal lead screw drive, the cleaning brush then can clean the dust on filter plate surface, these dust are collected by the dust collection box is concentrated afterwards.

As a further preferable mode of the technical scheme, the bottom of the ventilation pipe is connected with a filter plate in a sliding mode, bristles on the cleaning brush are in contact with the surface of the filter plate, and the same fixing assembly is arranged between the filter plate and the ventilation pipe.

As a further preferable mode of the technical scheme, the fixing component comprises a rectangular groove formed in the bottom of the ventilating pipe, a rotating rod is inserted in the rectangular groove, one end of the bottom of the rotating rod is rotationally connected to the inner wall of the bottom of the filter plate, and one end of the top of the rotating rod is fixedly connected with a limiting block matched with the rectangular groove.

As a further preferable mode of the technical scheme, the outer wall of the bottom of the filter plate is rotationally connected with a knob, the knob and the rotating rod are coaxially fixed, and a plurality of straight grooves distributed at equal distances are formed in the circumferential outer wall of the knob.

When guaranteeing filter plate installation and dismantlement work more swift, also make the state more firm during the installation, if the filter plate needs to be changed, only need rotate the knob, the knob passes through the dwang and drives the stopper rotation, and the stopper will not be restricted when to it with the rectangular channel, and the filter plate can be easily taken off, later the new filter plate of changing can.

As a further preferable mode of the technical scheme, a dust collecting box is inserted into the outer wall of one end of the ventilation pipe in a sliding mode, and the dust collecting box is positioned below the filter plate.

As a further preferable mode of the technical scheme, a fan is fixedly arranged at the bottom of the ventilation pipe, and the fan is communicated with the inside of the ventilation pipe.

The utility model provides a ventilation device of a clean room, which has the following beneficial effects:

(1) The dust collection device is provided with the dust collection assembly, so that the surface of the filter plate can be continuously cleaned along with the air flow generated by air inlet, then the dust collection assembly is collected in a concentrated mode, the influence of the accumulation of impurity dust on the air inlet efficiency is avoided, the air flow drives the impeller to rotate when passing through the impeller, the impeller drives the reciprocating screw rod to rotate, the cleaning brush which cannot rotate is limited by the two limiting rods, the dust collection brush can reciprocate up and down under the driving of the reciprocating screw rod, the dust on the surface of the filter plate can be cleaned by the cleaning brush, and then the dust is collected in a concentrated mode by the dust collection box.

(2) According to the utility model, the fixing assembly is arranged, so that the filter plate is more rapid to install and detach, the state is firmer during installation, if the filter plate needs to be replaced, the knob only needs to be rotated, the knob drives the limiting block to rotate through the rotating rod, and when the limiting block and the rectangular groove are opposite to each other, the filter plate is not limited and can be easily taken down, and then a new filter plate is replaced.

Drawings

FIG. 1 is a schematic view of a first view angle structure of the present utility model;

FIG. 2 is a schematic diagram of an overall second view structure according to the present utility model;

FIG. 3 is a schematic view of a partially enlarged structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

in the figure: 1. a ventilation pipe; 2. a blower; 3. a dust collection box; 4. a filter plate; 5. a dust removal assembly; 6. a fixing assembly; 501. a limit rod; 502. cleaning brushes; 503. a reciprocating screw rod; 504. an impeller; 601. a knob; 602. rectangular grooves; 603. a rotating lever; 604. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

The utility model provides the technical scheme that: as shown in fig. 1 and 3, in this embodiment, a ventilation device for a clean room includes a ventilation pipe 1, which is characterized in that: the dust removal subassembly 5 is all installed at ventilation pipe 1 both ends, and dust removal subassembly 5 includes two gag lever posts 501 of ventilation pipe 1 top and bottom inner wall fixed connection, and two gag lever posts 501 slip cap are equipped with same cleaning brush 502, and ventilation pipe 1 bottom inner wall rotates and is connected with reciprocating screw 503, and reciprocating screw 503 slip grafting is in cleaning brush 502, and cleaning brush 502 inside be provided with reciprocating screw 503 looks adaptation's lug, reciprocating screw 503 top outer wall coaxial fixed with impeller 504, ventilation pipe 1 air inlet just faces impeller 504.

When the air flow passes through the impeller 504, the impeller 504 drives the reciprocating screw rod 503 to rotate, the cleaning brush 502 which cannot rotate is limited by the two limiting rods 501, the cleaning brush 502 can reciprocate up and down under the driving of the reciprocating screw rod 503, dust on the surface of the filter plate 4 can be cleaned by the cleaning brush 502, and then the dust is collected by the dust collecting box 3.

As shown in fig. 2, fig. 3 and fig. 4, the filter plate 4 is inserted in the bottom of the ventilation pipe 1 in a sliding manner, the bristles on the cleaning brush 502 are in contact with the surface of the filter plate 4, the same fixing component 6 is installed between the filter plate 4 and the ventilation pipe 1, the fixing component 6 comprises a rectangular groove 602 formed in the bottom of the ventilation pipe 1, a rotating rod 603 is inserted in the rectangular groove 602, one end of the bottom of the rotating rod 603 is rotationally connected to the inner wall of the bottom of the filter plate 4, a limiting block 604 matched with the rectangular groove 602 is fixedly connected to one end of the top of the rotating rod 603, a knob 601 is rotationally connected to the outer wall of the bottom of the filter plate 4, the knob 601 is coaxially fixed with the rotating rod 603, a plurality of straight grooves distributed at equal intervals are formed in the circumferential outer wall of the knob 601, and friction force between the knobs 601 can be increased, so that the rotating operation of the rotating rod 603 is easier.

If the filter plate 4 needs to be replaced, only the knob 601 needs to be rotated, the knob 601 drives the limiting block 604 to rotate through the rotating rod 603, and when the limiting block 604 and the rectangular groove 602 are opposite to each other, the filter plate 4 can be easily removed without limitation, and then a new filter plate 4 can be replaced.

As shown in fig. 2 and 3, the outer wall of one end of the ventilation pipe 1 is slidably inserted with a dust collecting box 3, the dust collecting box 3 is positioned below the filter plate 4, and the impurity dust cleaned by the cleaning brush 502 falls into the dust collecting box 3 to be collected in a concentrated manner.

As shown in fig. 2, a fan 2 is fixedly arranged at the bottom of the ventilation pipe 1, and the fan 2 is communicated with the inside of the ventilation pipe 1.

The utility model provides a ventilation device of a clean room, which has the following specific working principle:

when the device works, the fan 2 starts to pump air in the ventilation pipe 1 into the clean room, the ventilation pipe 1 simultaneously pumps outside air, the outside air can be utilized after being filtered by the filter plate 4, meanwhile, when air flows through the impeller 504, the impeller 504 drives the impeller to rotate, the impeller 504 drives the reciprocating screw rod 503 to rotate, the cleaning brush 502 which cannot rotate is limited by the two limiting rods 501, the cleaning brush 502 can reciprocate up and down under the driving of the reciprocating screw rod 503, dust on the surface of the filter plate 4 can be cleaned, then the dust is collected by the dust collection box 3, the dust collection box 3 can be easily treated after being used for a period of time, if the filter plate 4 needs to be replaced, the filter plate 4 can be easily removed by only rotating the knob 601, the knob 601 drives the limiting block 604 to rotate through the rotating rod 603, and the limiting block 604 and the rectangular groove 602 are not limited, and then a new filter plate 4 can be replaced.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A ventilation device for a clean room, comprising a ventilation pipe (1), characterized in that: the dust removal assembly is characterized in that dust removal assemblies (5) are arranged at two ends of the ventilation pipe (1), each dust removal assembly (5) comprises two limiting rods (501) fixedly connected with the top and bottom inner walls of the ventilation pipe (1), one cleaning brush (502) is arranged on the two limiting rods (501) in a sliding sleeve mode, a reciprocating screw rod (503) is connected to the inner walls of the bottom of the ventilation pipe (1) in a rotating mode, the reciprocating screw rod (503) is slidingly inserted into the cleaning brush (502), a lug matched with the reciprocating screw rod (503) is arranged inside the cleaning brush (502), an impeller (504) is coaxially fixed on the outer wall of the top of the reciprocating screw rod (503), and an air inlet of the ventilation pipe (1) is opposite to the impeller (504).

2. A ventilation device for a clean room according to claim 1, wherein: the bottom of the ventilation pipe (1) is connected with a filter plate (4) in a sliding inserted mode, bristles on the cleaning brush (502) are in contact with the surface of the filter plate (4), and the same fixing assembly (6) is installed between the filter plate (4) and the ventilation pipe (1).

3. A ventilation device for a clean room according to claim 2, characterized in that: the fixed subassembly (6) is including rectangular channel (602) of ventilation pipe (1) bottom seting up, rectangular channel (602) are interluded and are had dwang (603), dwang (603) bottom one end rotation is connected on filter plate (4) bottom inner wall, dwang (603) top one end fixedly connected with stopper (604) with rectangular channel (602) looks adaptation.

4. A ventilation device for a clean room according to claim 3, wherein: the rotary knob (601) is rotatably connected to the outer wall of the bottom of the filter plate (4), the rotary knob (601) and the rotary rod (603) are coaxially fixed, and a plurality of straight grooves distributed at equal distances are formed in the circumferential outer wall of the rotary knob (601).

5. The ventilation device of a clean room of claim 4, wherein: the outer wall of one end of the ventilation pipe (1) is in sliding connection with a dust collecting box (3), and the dust collecting box (3) is positioned below the filter plate (4).

6. A ventilation device for a clean room according to claim 1, wherein: the bottom of the ventilation pipe (1) is fixedly provided with a fan (2), and the fan (2) is communicated with the inside of the ventilation pipe (1).